289370739

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{619}}^1$

素因数の和:939

約数の個数: 32

約数和(自身を含む): 447828480

約数和(自身を除く): 158457741

約数列:

[1, 3, 7, 21, 113, 197, 339, 591, 619, 791, 1379, 1857, 2373, 4137, 4333, 12999, 22261, 66783, 69947, 121943, 155827, 209841, 365829, 467481, 489629, 853601, 1468887, 2560803, 13779559, 41338677, 96456913, 289370739]

約数ペア:

[(1, 289370739), (3, 96456913), (7, 41338677), (21, 13779559), (113, 2560803), (197, 1468887), (339, 853601), (591, 489629), (619, 467481), (791, 365829), (1379, 209841), (1857, 155827), (2373, 121943), (4137, 69947), (4333, 66783), (12999, 22261)]